<style type="text/css">
  body {
    margin: 0;
    padding: 1rem;
    position: relative;
  }

  #OverlayContainer {
    position: absolute;
    pointer-events: none;
    z-index: 9999;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
  }
</style>
